214 



Index 



English sparrow, 153; should be driven 



out, 188. 

 Erie Canal, 87. 

 Eskimos, the, 25 ; wood lacking among, 



Farmers, great value of work of, si- 

 Feldspar, rock grains called, 63. 



Fertilizers, 11; use of herring for, 167. 



Field mice, plagues of, 151. 



Fire, ignorance of early people concern- 

 ing, 3 ; discovery of, 3. See Forest 

 fires. 



Fish, caring for, 14; protection needed 

 by, 162-165. 



Fish preserves, 169-170. 



Fish traps, 22, i6s-i5q. 



Flamingos, killing of, 187. 



Flowers, destruction of, 144-149. 



Fool's gold, 63. 



Forest fires, iio-iir, 1 19-124; steps 

 taken by national government to pre- 

 vent, 131-138. 



Forest, rangers, work of, 134-137. 



Forests, effect of cutting down of, on 

 birds, 22 ; unequal distribution of, 26- 

 27; destruction of, 34; effect of de- 

 struction of, on soil, 37-38, 40-42 ; 

 possible restoration of, 47-49; im- 

 portance of, to man, 89-95 ; location 

 of, 96-103 ; special sources of damage 

 to, 104-111; various methods by 

 which wasted, 11 2-1 18; government 

 protection of, 131-138 ; National Parks 

 and Forests as playgrounds, 139-143. 



France, cutting of forests and careless 

 pasturing in, 79. 



Fruit trees, enemies of, 107, 109. 



Fuel, use of wood for, 90; use of peat for, 

 iSS- 



Fur seals, destruction of, 165. 



Gam^ preserves, 204-205. 



Gas, waste connected with, 157-161. 



Glacial soil, 65. 



Goats, forests injured by, in. 



Grand Canon National Park, 140. 



Grasshoppers, plagues of, 109, 151. 



Great plains, 96. 



Grizzly bears, destruction of, 179, 192; 



in Yellowstone Park, 205. 

 Gusher in California oil field, 158, 159. 

 Gypsy moth, 106-107, iSi- 



Hardwood trees, 98. 



Hawks, arguments for and against, 189- 

 190. 



"Heart of the Tree, The,'' 139. 



Hens, early ancestors of, 5. 



Herons, hunting of, for their plumage, 



185. 

 Herring, waste in capture of, 166-167. 

 Hessian fly, 153. 

 Houses, the first, 3. 



Huckleberry shrub, cutting of, 147, 149. 

 Humming birds, use of skins of, for capes, 



186. 

 Humus, in soil, 57 ; destruction of, by 



forest fires, 123, 125. 



Indians, life of, 19-23 ; uses found by, 

 for wood, 90; fishing methods of, 163. 



Insect enemies of trees, 106, 109, no, 

 152-154; warfare waged against, 

 by forest rangers, 136-137 ; eaten by 

 birds, 197-202. 



"In the Heart of the Woods," 24. 



Iron, found in quartz sand, 58. 



Irrigation, storage of water for, 84, 85, 



Italy, results of destruction of forests in, 

 77, 7Q; wild chestnuts valued in, 90; 

 scarcity of birds in, 196. 



Jays, arguments for and against, 189. 



Jungle fowls, wild, 5. 



Junior Audubon Societies, work of, 207. 



Klamath Lake, bird refuge about, 187. 



Korea, results of destruction of vegeta- 

 tion in, 79-80 ; dikes built along rivers 

 in, 80. 



Lightning, an enemy of the forest, iio- 



III : fires started by, 121. 

 Limestone soils, 59. 

 Loam, clay and sandy, 58. 

 Lobsters, protection of, 167. 

 Los Angeles, water supply of, 29-30. 

 Lumber, an important use of trees, 90. 

 Lumbering, waste of trees in, 114-118. 



Malheur Lake, bird refuge about, 187. 

 Maple sug^r, 93. 

 Martins, insects eaten by, 199. 

 Meadow larks, 191-192. 

 Medicinal products from trees, 93, 95. 

 Metals, discovery of, 4-5. 

 Mica, in quartz sand, 58. 

 Migrations of birds, 205-206. 

 Migratory Bird Law, 200, 208. 

 Mills, the first, 7. 



Mineral resources, destruction and new 

 supply of, 49-50. 



